CN218156730U - Air tightness detection device for electronic equipment shell - Google Patents
Air tightness detection device for electronic equipment shell Download PDFInfo
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- CN218156730U CN218156730U CN202222584830.6U CN202222584830U CN218156730U CN 218156730 U CN218156730 U CN 218156730U CN 202222584830 U CN202222584830 U CN 202222584830U CN 218156730 U CN218156730 U CN 218156730U
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Abstract
The utility model discloses an air tightness detection device for electronic equipment casing, relate to gas tightness detection area, including detecting the base, first shutoff piece, the second shutoff piece, inflation component and atmospheric pressure detection subassembly, it detects the position to be provided with on the detection base, first shutoff piece is used for the shutoff to detect the electrical apparatus mounting hole of the electronic equipment casing of treating, the second shutoff piece is used for the shutoff to detect the top surface of the electronic equipment casing of treating, first shutoff piece and second shutoff piece treat behind the electronic equipment casing of treating, treat the inside confined space that forms of electronic equipment casing of treating, through setting up first shutoff piece and second shutoff piece, treat that the installation face and the top surface of the electronic equipment casing of detecting carry out the shutoff, make and treat the inside confined space that forms of electronic equipment casing of treating, then aerify to the confined space through inflation component, increase confined space's atmospheric pressure, alright in order to detect the atmospheric pressure change in the confined space through atmospheric pressure detection subassembly, realize detecting the leakproofness of electronic equipment casing.
Description
Technical Field
The utility model relates to an air tightness detection area especially relates to an air tightness detection device for electronic equipment casing.
Background
The structure of frame-inserting type electronic equipment casing generally all openly has all kinds of electrical apparatus mounting holes, the top is the large tracts of land apron, bottom and side position sclausura, six faces of casing generally all adopt the welded mode to connect, all kinds of electronic components need to install in the electronic equipment casing, because high temperature can accelerate electronic components's oxidation, warp, moist air and dust also can make electronic components's performance and working property reduce, consequently electronic components's operational environment need keep encapsulated situation, in order to avoid steam in the air and dust to enter into the electronic equipment casing, so need carry out the gas tightness to the place that probably appears revealing such as all kinds of riveting on the electronic equipment casing and welding and detect, although the airtight check out test set of standard is more in the market at present, the technology is mature. But also only the air tightness detection device, and the connection between the air tightness detection device and the product to be detected needs to be considered separately according to the actual product.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is just in order to solve above-mentioned problem design an airtightness detection device for electronic equipment casing.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a gas tightness detection device for electronic equipment casing, the electronic equipment casing that waits to detect is the box body structure of getting rid of the top surface, and the electrical apparatus mounting hole setting of the electronic equipment casing that waits to detect is at the installation face of electronic equipment casing, includes:
detecting a base; a detection position is arranged on the detection base, and when the air tightness detection is carried out, the electronic equipment shell to be detected is placed on the detection position;
a first blocking member; the first plugging piece is used for plugging an electric appliance mounting hole of the electronic equipment shell to be detected;
a second blocking member; the second plugging piece is used for plugging the top surface of the electronic equipment shell to be detected, and after the first plugging piece and the second plugging piece plug the electronic equipment shell to be detected, a sealed space is formed inside the electronic equipment shell to be detected;
an inflation assembly; the air inflation assembly is used for inflating the sealed space, and an air outlet of the air inflation assembly is positioned in the sealed space;
and the air pressure detection assembly is used for detecting the air pressure in the sealed space.
The beneficial effects of the utility model reside in that: through setting up first shutoff piece and second shutoff piece, treat the installation face and the top surface of the electronic equipment casing that detects and carry out the shutoff, make the inside confined space that forms of the electronic equipment casing that waits to detect, then aerify in to confined space through aerifing the subassembly, increase confined space's atmospheric pressure alright in order to detect the atmospheric pressure change in the confined space through the atmospheric pressure determine module, realize the leakproofness to the electronic equipment casing and detect.
Drawings
Fig. 1 is a schematic structural diagram of an air tightness detecting device for electronic device housings according to the present invention;
FIG. 2 is a schematic perspective view of the electronic device housing at a detection position;
FIG. 3 is a side view of the electronics housing in a testing position;
fig. 4 is a schematic diagram of the internal structure of the air tightness detecting device for electronic device housing according to the present invention;
fig. 5 is a schematic structural diagram of a second moving member in the air-tightness detecting device for electronic device housings according to the present invention;
fig. 6 is an enlarged view of a portion a of the air-tightness detecting device for electronic device housings of the present invention;
fig. 7 is an enlarged view of a portion B of the air-tightness detecting device for electronic device housings of the present invention;
fig. 8 is a schematic structural diagram of a third sealing carrier plate in the air-tightness detection device for electronic device housings according to the present invention;
fig. 9 is a schematic structural diagram of a second sealing carrier plate in the air tightness detecting device for electronic device housings according to the present invention;
wherein corresponding reference numerals are:
1-electronic equipment shell, 2-mounting surface, 3-detection base, 4-first moving part, 5-first sealing carrier plate, 6-first sealing rubber surface, 7-second moving part, 8-second sealing carrier plate, 9-second sealing rubber surface, 10-third moving part, 11-third sealing carrier plate, 12-sealing rubber ring, 13-filler, 14-positioning hole, 15-positioning plate, 16-limiting cylinder, 17-limiting rod, 18-transfer plate, 19-fifth moving part, 20-baffle plate and 21-push plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
The following describes in detail embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, and fig. 9, the air tightness detecting device for an electronic device casing, wherein an electronic device casing 1 to be detected is a box structure with a top surface removed, and an electrical appliance mounting hole of the electronic device casing 1 to be detected is provided in a mounting surface 2 of the electronic device casing 1, includes:
a detection base 3; a detection position is arranged on the detection base 3, and when the air tightness detection is carried out, the electronic equipment shell 1 to be detected is placed on the detection position;
a first blocking piece; the first plugging piece is used for plugging an electric appliance mounting hole of the electronic equipment shell 1 to be detected;
a second blocking member; the second plugging piece is used for plugging the top surface of the electronic equipment shell 1 to be detected, and after the first plugging piece and the second plugging piece plug the electronic equipment shell 1 to be detected, a sealed space is formed inside the electronic equipment shell 1 to be detected;
an inflation assembly; the air inflation assembly is used for inflating the sealed space, and an air outlet of the air inflation assembly is positioned in the sealed space;
and the air pressure detection assembly is used for detecting the air pressure in the sealed space.
The air pressure detection assembly comprises an air pressure sensor and a display module, a sensing end of the air pressure sensor is located in the sealed space, a data signal input end of the display module is connected with a data signal output end of the air pressure sensor, the inflation assembly comprises an air pump and an inflation hose, an air inlet of the inflation hose is communicated with an air outlet of the air pump, an air outlet of the inflation hose is located in the sealed space, and the inflation assembly and the air pressure detection assembly are not shown in the figure.
The first plugging piece comprises a first moving piece 4, a first sealing carrier plate 5 and a first sealing rubber surface 6, the first sealing rubber surface 6 is fixedly installed on the first sealing carrier plate 5, the first moving piece 4 is used for driving the first sealing carrier plate 5 to be close to or far away from the electronic equipment shell 1 to be detected, and when the air tightness detection is carried out, the first sealing rubber surface 6 is in pressing contact with the installation surface 2.
The first blocking piece further comprises a second moving piece 7, a second sealing support plate 8 and a second sealing rubber surface 9, the second sealing rubber surface 9 is fixedly installed on the second sealing support plate 8, the second moving piece 7 is used for driving the second sealing support plate 8 to be close to or far away from the electronic equipment shell 1 to be detected, and when the air tightness detection is carried out, the first sealing rubber surface 6 and the second sealing rubber surface 9 are in pressing contact with the outer side face and the inner side face of the installation face 2 respectively.
The second plugging piece comprises a third moving piece 10, a third sealing carrier plate 11 and a sealing rubber ring 12, the third moving piece 10 is used for driving the third sealing carrier plate 11 to be close to or far away from the electronic equipment shell 1 to be detected, the second moving piece 7 is fixedly installed at the moving action end of the third moving piece 10, the inner side size of the sealing rubber ring 12 is smaller than the outer frame size of the electronic equipment shell 1 to be detected, the outer side size of the sealing rubber ring 12 is larger than the outer frame size of the equipment shell, the sealing rubber ring 12 is fixedly installed on the third sealing carrier plate 11, and when air tightness detection is carried out, the sealing rubber ring 12 is in pressing contact with the top frame of the electronic equipment shell 1 to be detected.
The second blocking piece further comprises a filler 13 used for supporting, the filler 13 is fixedly installed at a moving action end of the third moving piece 10, the third sealing carrier plate 11 is of a frame-shaped structure, and the third sealing carrier plate 11 wraps the periphery of the filler 13.
The second plugging member further comprises a positioning plate 15, the positioning plate 15 is provided with a plurality of positioning holes 14, the positions of the positioning holes 14 correspond to riveting screws of the electronic equipment shell 1 to be detected, the positioning plate 15 is fixedly installed at the moving action end of the third moving member 10, and the third sealing carrier plate 11 is detachably and fixedly installed on the positioning plate 15 through screws.
The second plugging piece further comprises a limiting component, the limiting component is used for limiting the lowest moving height of the moving action end of the third moving piece 10, the limiting component comprises at least one limiting piece, each limiting piece comprises a limiting barrel 16 and a limiting rod 17, the limiting barrels 16 are fixedly mounted on the detection base 3, the inner side walls of the limiting rods 17 and the limiting barrels 16 are provided with threads, the limiting rods 17 and the limiting barrels 16 are in threaded connection, when the moving action end of the third moving piece 10 moves in place, the moving action end of the third moving piece 10 is in contact with the upper end of the limiting rod 17.
The air tightness detection device further comprises a transfer assembly, the transfer assembly is installed on the detection base 3, and the transfer assembly is used for controlling the transfer of the electronic equipment shell 1 to be detected between the detection position and the loading position.
The transferring assembly comprises a transferring plate 18 and a fourth moving member, the electronic equipment shell 1 to be detected is placed on the transferring plate 18, the moving action end of the fourth moving member acts on the transferring plate 18, and the starting end and the tail end of the moving action end of the fourth moving member are a feeding position and a detecting position respectively.
The transferring assembly further comprises a first sliding rail and a first sliding block, the first sliding block is fixedly mounted on the transferring plate 18, the first sliding rail is arranged on the detection base 3, and the first sliding block is slidably mounted on the first sliding rail.
The air tightness detection device further comprises a baffle 20, a push plate 21 and a fifth moving part 19, wherein the push plate 21 is fixedly installed at the moving action end of the fifth moving part 19, the baffle 20 and the push plate 21 are respectively positioned at two sides of the detection position, and the moving direction of the moving action end of the fifth moving part 19, the moving direction of the moving action end of the first moving part 4 and the moving direction of the moving action end of the third moving part 10 are mutually perpendicular in pairs.
The air tightness detection device further comprises a second sliding rail and a second sliding block, the second sliding block is fixedly installed on the push plate 21, the second sliding rail is arranged on the detection base 3, and the second sliding block is slidably installed on the second sliding rail.
The first moving part 4 drives the first sealing carrier plate 5 to move in a first direction, the second moving part 7 drives the second sealing carrier plate 8 to move in the first direction, the third moving part 10 drives the third sealing carrier plate 11 to move in a second direction, the fourth moving part drives the transfer plate 18 to move in the first direction, the fifth moving part 19 drives the push plate 21 to move in a third direction, and the first direction, the second direction and the third direction are mutually perpendicular in pairs.
The first moving member 4, the second moving member 7, the third moving member 10, the fourth moving member and the fifth moving member 19 are any one of a cylinder, an oil cylinder and a linear motor.
The first sealing rubber surface 6, the second sealing rubber surface 9 and the sealing rubber ring 12 are all made of foamed rubber.
The utility model discloses a theory of operation for gas tightness detection device of electronic equipment casing as follows:
before detection, the limiting rod 17 is rotated, the threaded connection depth of the limiting rod 17 and the limiting cylinder 16 is changed, the electronic equipment shell 1 to be detected is placed on the transfer plate 18, the fourth moving piece is started, the transfer plate 18 is driven to drive the electronic equipment shell 1 to be detected to move from a material loading position to a detection position, and when the electronic equipment shell 1 to be detected moves to the detection position, the electronic equipment shell 1 to be detected is in contact with the blocking plate; then, the fifth moving member 19 is started, and the fifth moving member 19 drives the push plate 21 to move towards the baffle 20, so that two sides of the electronic device shell 1 to be detected are respectively contacted with the push plate 21 and the baffle 20, and the purpose of positioning the electronic device shell 1 to be detected is achieved;
plugging an electronic device shell 1 to be detected: the third moving part 10 is started to drive the third sealing carrier plate 11 and the positioning plate 15 to move downwards until the positioning plate 15 is contacted with the upper end of the limiting rod 17, at this time, the filler 13, the second moving part 7 and the second sealing carrier plate 8 enter the electronic equipment shell 1 to be detected, and the sealing rubber ring 12 is in pressing contact with the edge of the upper end of the electronic equipment shell 1 to be detected, so that the purpose of sealing the top surface of the electronic equipment shell 1 to be detected is realized; then, a first moving member 4 and a second moving member 7 are started, the first moving member 4 and the second moving member 7 respectively drive a first sealing carrier plate 5 and a second sealing carrier plate 8 to move towards the directions of approaching to each other, the inner side and the outer side of the mounting surface 2 are respectively in extrusion contact with a first sealing rubber surface 6 and a second sealing rubber surface 9, the purpose of sealing the mounting surface 2 is achieved, and after the first blocking member and the second blocking member are blocked, a sealing space is formed inside the electronic equipment shell 1 to be detected;
and (3) detection: then, the air pump is used for inflating the sealed space to increase the air pressure in the sealed space, after the inflation is completed, the air pressure sensor is used for detecting the air pressure in the sealed space within a period of time, the detected air pressure data is transmitted to the display module to be displayed, and the sealing performance of the electronic equipment shell 1 to be detected can be judged by observing the air pressure change within the period of time; when air leakage occurs, foam water can be smeared at the positioning holes 14 of the positioning plate 15, air bubbles can be generated due to air leakage, and an air leakage point can be diagnosed;
when different electronic equipment housings 1 are detected, the first sealing carrier plate 5, the second sealing carrier plate 8, the third sealing carrier plate 11 and the filler 13 can be replaced to adapt to the air tightness detection of the electronic equipment housings 1 which are not used.
The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.
Claims (10)
1. A gas tightness detection device for electronic equipment casing, the electronic equipment casing that waits to detect is the box body structure of getting rid of the top surface, and the electrical apparatus mounting hole setting of the electronic equipment casing that waits to detect is at the installation face of electronic equipment casing, and its characterized in that includes:
detecting a base; a detection position is arranged on the detection base, and when the air tightness detection is carried out, the electronic equipment shell to be detected is placed on the detection position;
a first blocking member; the first plugging piece is used for plugging an electric appliance mounting hole of the electronic equipment shell to be detected;
a second blocking member; the second plugging piece is used for plugging the top surface of the electronic equipment shell to be detected, and after the first plugging piece and the second plugging piece plug the electronic equipment shell to be detected, a sealed space is formed inside the electronic equipment shell to be detected;
an inflation assembly; the air inflation assembly is used for inflating the sealed space, and an air outlet of the air inflation assembly is positioned in the sealed space;
and the air pressure detection assembly is used for detecting the air pressure in the sealed space.
2. The airtightness detection apparatus for an electronic device casing according to claim 1, wherein the first blocking member includes a first moving member, a first sealing carrier plate, and a first sealing rubber surface, the first sealing rubber surface is fixedly mounted on the first sealing carrier plate, the first moving member is configured to drive the first sealing carrier plate to approach or move away from the electronic device casing to be detected, and when the airtightness detection is performed, the first sealing rubber surface is in pressing contact with the mounting surface.
3. The airtightness detection apparatus for an electronic device casing according to claim 2, wherein the first blocking member further includes a second moving member, a second sealing support plate, and a second sealing rubber surface, the second sealing rubber surface is fixedly mounted on the second sealing support plate, the second moving member is configured to drive the second sealing support plate to approach or be away from the electronic device casing to be detected, and when the airtightness detection is performed, the first sealing rubber surface and the second sealing rubber surface are in pressing contact with an outer side surface and an inner side surface of the mounting surface, respectively.
4. The airtightness detection device for the electronic equipment casing according to claim 3, wherein the second blocking member includes a third moving member, a third sealing support plate and a sealing rubber ring, the third moving member is used for driving the third sealing support plate to approach or be away from the electronic equipment casing to be detected, the second moving member is fixedly mounted at a moving action end of the third moving member, the inside dimension of the sealing rubber ring is smaller than the outer frame dimension of the electronic equipment casing to be detected, the outside dimension of the sealing rubber ring is larger than the outer frame dimension for controlling the electronic equipment casing to be detected, the sealing rubber ring is fixedly mounted on the third sealing support plate, and when airtightness detection is performed, the sealing rubber ring is in pressing contact with the top frame of the electronic equipment casing to be detected.
5. The airtightness detection apparatus for an electronic device casing according to claim 4, wherein the second blocking member further includes a filler for supporting, the filler is fixedly mounted on the moving action end of the third moving member, the third sealing carrier has a frame-shaped structure, and the third sealing carrier is wrapped around the filler.
6. The air tightness detecting device for the electronic equipment shell according to claim 5, wherein the second blocking piece further comprises a positioning plate, the positioning plate is provided with a plurality of positioning holes, the positions of the positioning holes correspond to the riveting screws of the electronic equipment shell to be detected, and the positioning plate is fixedly installed at the moving action end of the third moving piece.
7. The air tightness detecting device for the electronic equipment shell according to claim 4, wherein the second plugging member further comprises a limiting component for limiting the minimum moving height of the moving action end of the third moving member, the limiting component comprises at least one limiting part, each limiting part comprises a limiting cylinder and a limiting rod, the limiting cylinders are fixedly mounted on the detection base, the inner side walls of the limiting rods and the limiting cylinders are provided with threads, the limiting rods are in threaded connection with the limiting cylinders, and when the moving action end of the third moving member moves in place, the moving action end of the third moving member contacts with the upper end of the limiting rod.
8. The air-tightness detection device for electronic equipment housings according to claim 1, further comprising a transfer assembly mounted on the detection base for controlling the transfer of the electronic equipment housings to be detected between the detection position and the loading position.
9. The airtightness detection apparatus for an electronic device casing according to claim 8, wherein the transfer assembly includes a transfer plate on which the electronic device casing to be detected is placed, and a fourth moving member whose movement action end acts on the transfer plate.
10. The airtightness detection apparatus for the casing of the electronic device according to claim 4, wherein the airtightness detection apparatus further comprises a baffle, a push plate and a fifth moving member, the push plate is fixedly mounted on the movement action end of the fifth moving member, the baffle and the push plate are respectively located on both sides of the detection position, and the movement direction of the movement action end of the fifth moving member, the movement direction of the movement action end of the first moving member and the movement direction of the movement action end of the third moving member are mutually perpendicular to each other two by two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222584830.6U CN218156730U (en) | 2022-09-29 | 2022-09-29 | Air tightness detection device for electronic equipment shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222584830.6U CN218156730U (en) | 2022-09-29 | 2022-09-29 | Air tightness detection device for electronic equipment shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218156730U true CN218156730U (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222584830.6U Active CN218156730U (en) | 2022-09-29 | 2022-09-29 | Air tightness detection device for electronic equipment shell |
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| Country | Link |
|---|---|
| CN (1) | CN218156730U (en) |
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- 2022-09-29 CN CN202222584830.6U patent/CN218156730U/en active Active
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